Rivière· 11 segments
Oued Sig
Crosses 4 administrative regions : Chorfa, Oggaz, Ras Ain Amirouche, Sig
Total length
18km
Max discharge
2,1m³/s
Max Strahler
4
Segments matched
11
River geography4 admin regions · 0 communes
4 administrative regions crossed (GADM L2)
- ChorfaMascara · Algeria20.1 kmin this dpt
- SigMascara · Algeria18.1 kmin this dpt
- Ras Ain AmiroucheMascara · Algeria4.2 kmin this dpt
- OggazMascara · Algeria1.6 kmin this dpt
1 intersecting protected areas
Marais de la Macta
IUCN Not ReportedWetland of International Importance (Ramsar Site)
1 page = 1 named river (aggregation of 11 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
22 distinct species · 22 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 5 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Oued Sig : 5 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 3 interactions GloBI sur 2 types (connectance 30.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
18km
Max discharge
2,1m³/s
Max Strahler
4
Segments matched
11
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.